package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关接口")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;
    @Autowired
    private RedisTemplate redisTemplate;

    private void clearRedisCache(String pattern){
        Set keys = redisTemplate.keys(pattern);
        redisTemplate.delete(keys);
    }

    @PostMapping
    @ApiOperation(value = "新增菜品")
    public Result save(@RequestBody DishDTO dishDTO) {
        log.info("新增菜品：{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //清除菜品缓存
//        redisTemplate.delete("dish_"+dishDTO.getCategoryId());
        clearRedisCache("dish_"+dishDTO.getCategoryId());
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */
    @GetMapping("/page")
    @ApiOperation(value = "菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO) {
        log.info("菜品分页查询：{}",dishPageQueryDTO);
        PageResult pageResult = dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    @DeleteMapping
    @ApiOperation(value = "批量删除菜品")
    public Result delete(@RequestParam List<Long> ids) {
        log.info("批量删除菜品：{}",ids);
        dishService.deleteBatch(ids);
        //将所有菜品缓存清理
//        Set keys = redisTemplate.keys("dish_*");
        clearRedisCache("dish_*");
        return Result.success();
    }

    /**
     * 根据id查询菜品和对应的口味信息
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation(value = "根据id查询菜品")
    public Result<DishVO> getById(@PathVariable Long id) {
        log.info("根据id查询菜品:{}",id);
        DishVO dishVO = dishService.getByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation(value = "修改菜品")
    public Result update(@RequestBody DishDTO dishDTO) {
        log.info("修改菜品：{}",dishDTO);
        dishService.updeteWithFlavor(dishDTO);
//        Set keys = redisTemplate.keys("dish_*");
//        redisTemplate.delete(keys);
        clearRedisCache("dish_*");
        return Result.success();
    }

    @PostMapping("/status/{status}")
    @ApiOperation(value = "启用禁用菜品")
    public Result startOrStop(@PathVariable Integer status,Long id) {
        log.info("启用禁用菜品：{}",id);
        dishService.startOrStop(status,id);
        clearRedisCache("dish_*");
        return Result.success();
    }

    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }
}
